Liebert Power Supply User Manual page 12

POWERSURE™ INTERACTIVE TYPICAL
BATTERY DISCHARGE CURVES
(Discharge times are at 25° C ambient)
700 VA
80
60
40
20
0
0 25 50 75 100
Percent Load
1400 VA
80
60
40
20
0
0 25 50 75 100
Percent Load
1000 VA
80
60
40
20
0
0 25 50 75
Percent Load
2200 VA
80
60
40
20
0
0 25 50 75
Percent Load
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CONDITION
Battery mode (mains
failure)
Low battery
Battery replacement
UPS output overload
UPS fault
FUSE REPLACEMENT PROCEDURES
Insert flat blade screw
driver into slot and pull
fuse holder out to remove
100
CAUTION: Before changing the supply fuse, turn off the UPS, and unplug the input
cord from the AC input power supply and from the UPS.
1. Remove the fuse holder by inserting a flat blade screw driver into the slot and
pulling out as indicated in the figure above.
2. Remove the input fuse.
3. Remove the spare fuse from its position by using the screw driver to push it out.
4. Place spare fuse in the input fuse position, and replace the fuse holder. The fuse
holder will lock into position.
100
5. Reconnect the input power lead to the UPS, and the input power lead to the input
AC supply.
6. Restart the UPS. The UPS is ready for normal operation.
NOTE: For 1000, 1400, and 2200 VA units press the reset circuit protector button.
AUDIBLE ALARM CONDITIONS
ALARM
One short beep every ten seconds; more
than two minutes of run time remaining
Two short beeps every five seconds; less than
two minutes of run time remaining
Two second beep every minute
One short beep every second
Continuous tone
MODELS
Input Fuse
Spare Fuse
24
FOR 700 VA
AC Inlet
Fuse Holder